Informative articles about the Making of STTMP:
https://www.denofgeek.com/us/movies/star-trek/253838/the-troubled-production-of-star-trek-the-motion-picture
https://www.syfy.com/syfywire/40-years-later-star-trek-the-motion-picture-remains-a-movie-making-miracle
https://io9.gizmodo.com/the-beautifully-dull-paradox-of-star-trek-the-motion-p-1838018612
https://en.wikipedia.org/wiki/Star_Trek:_The_Motion_Picture
https://memory-alpha.fandom.com/wiki/The_Making_of_Star_Trek:_The_Motion_Picture
https://ascmag.com/articles/star-trek-50-part-ii-shooting-the-motion-picture
Today I learned that Kate Mulgrew has written two memoirs, the latest about the deaths of her parents being "How To Forget". Sounds worthy of a read: https://www.washingtonpost.com/entertainment/books/life-beyond-star-trek-kate-mulgrews-poignant-sometimes-shocking-family-story/2019/06/06/3478e358-518a-11e9-8d28-f5149e5a2fda_story.html